What is K9 Crystal? What is K9 Optical Crystal? What's Quality of Our Crystals?

K9 optical crystal is an optical borosilicate crown glass crystal that is manufactured in China. It features exceptional physical properties, it's lead-free, but k9 optic crystal can easily be polished like any other leaded glass. K9 optic crystal glass is relatively lighter and higher quality compared to other glass crystals. Its low-dispersal properties, high refractive index and high clarity makes it a good option for making the prism and cubes used for optics and laser etching. K9 optical crystal glass is also used to make high quality awards and crafts. Products made from K9 optical crystal are quite popular because they offer both durability and high quality at a reasonable price.